<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.7.14/dist/vue.js"></script>

</head>

<body>
    <div id="app">
        <div>
            <div style="display: inline-block;" v-for="item in arr">
                <!-- 1. 每个复选框都得用 value 保存对应的频道名字, 一会被选中可以自动把 value 值装到 v-model 变量中 -->
                <input type="checkbox" :value="item" v-model="checkArr" />
                <span>{{item}}</span>
            </div>
            <ul>
                <!-- 2. 把收集到的数组渲染到li上显示 -->
                <li v-for="item in checkArr">{{item}}</li>
            </ul>
        </div>
    </div>
    <script>
        const app = new Vue({
            el: '#app',
            data: {
                arr: ["科幻", "喜剧", "动漫", "冒险", "科技", "军事", "娱乐", "奇闻"],
                checkArr: [] // 收集选中的复选框的value值
            },
        })
    </script>
</body>

</html>